What innovative technology did Amazon first introduce in its Amazon Fresh grocery stores that revolutionized checkout?

Amazon's entry into physical grocery retail brought technological innovations that changed how we shop for food. Their 'Just Walk Out' technology and smart shopping carts represent a significant shift in the grocery shopping experience, combining digital convenience with physical retail. Test your knowledge about how this tech giant transformed the traditional supermarket experience with their unique approach to food retail.

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Dash Carts - smart shopping carts that track items and allow checkout without cashiers
Alexa-powered recipe stations that suggest meals based on cart contents
Temperature-controlled lockers for grocery pickup
Automated produce sorting systems that select the freshest items